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keyboard_target.h

/*
    Copyright (C) 2001 Paul Davis 

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

    $Id: keyboard_target.h,v 1.17 2004/11/29 03:04:35 pauld Exp $
*/

#ifndef __ardour_keyboard_target_h__
#define __ardour_keyboard_target_h__

#include <map>
#include <string>
#include <sigc++/signal_system.h>
#include <gdk/gdk.h>
#include <gtk--/window.h>
#include <pbd/xml++.h>

#include "keyboard.h"

using std::map;
using std::string;

class KeyboardTarget 
{
  public:
      KeyboardTarget(Gtk::Window& w, string name);
      virtual ~KeyboardTarget();

      typedef SigC::Slot0<void> KeyAction;

      string name() const { return _name; }

      void key_press_event (GdkEventKey *, Keyboard::State&, bool& handled);
      void key_release_event (GdkEventKey *, Keyboard::State&);

      int add_binding (string keys, string name);
      string get_binding (string name); /* returns keys bound to name */

      XMLNode& get_binding_state () const;
      int set_binding_state (const XMLNode&);

      static int32_t add_action (string, KeyAction);
      static int32_t find_action (string, KeyAction&);
      static int32_t remove_action (string);
      static void show_all_actions();

      Gtk::Window& window() const { return _window; }
      
  protected:
      typedef map<Keyboard::State,KeyAction> KeyMap;
      typedef map<string,string> BindingMap;

      KeyMap     keymap;
      BindingMap bindings;

  private:
      typedef map<string,KeyAction> ActionMap; 
      static ActionMap actions;
      string _name;
      Gtk::Window& _window;

      int load_bindings (const XMLNode&);
};

#endif /* __ardour_keyboard_target_h__ */


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